lulao 发表于 2014-8-9 22:23:50

ASTM A1041/A1041M-04(2009) Standard Specification for Pressure Vessel

ASTM A1041/A1041M-04(2009) Standard Specification for Pressure Vessel Plates, Alloy Steel, Higher Strength Chromium-Molybdenum-Tungsten

admin 发表于 2014-8-11 11:24:17

谢谢您的分享，金币已奖励。
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